Table 1 The patient characteristics
|  | Group | Transfusion | Pregnancy | Patients (n = 426) |
|---|---|---|---|---|
Age |  ≤ 30 years | 76(62.3%) | 31(25.4%) | Male 74(17.4%) |
Female 48(11.3%) | ||||
31–50 years | 118(67.0%) | 72(40.9%) | Male78 (18.3%) | |
Female 98(23.0%) | ||||
 ≥ 51 years | 98(76.6%) | 53(41.4%) | Male 75 (17.6%) | |
Female 53(12.4%) | ||||
Diagnosis | AML(Acute myeloid leukemia) | 121(28.4%) | ||
ALL(Acute lymphoblastic leukemia) | 72(16.9%) | |||
MDS(Myelodysplastic syndromes) | 67(15.7%) | |||
CMML(Chronic myelomonocytic leukemia) | 52(12.2%) | |||
AA (Aplastic anemia) | 35(8.2%) | |||
Others | 79(18.5%) | |||